Segments and Geographic Areas (Details) - Schedule of company's operations by segments - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Segment Reporting Information [Line Items]
Net sales	$ 713,514	$ 675,574	$ 591,251
Net income attributable to Inter Parfums, Inc	60,249	53,793	41,594
Depreciation and amortization expense including impairment loss	8,729	11,031	11,914
Interest income	3,693	3,957	2,983
Interest expense	2,146	2,578	1,992
Income tax expense	29,076	26,144	22,812
Total assets	828,832	797,829	777,772
Additions to long-lived assets	11,494	23,369	4,069
Total long-lived assets	241,449	214,164	210,825
Deferred tax assets	8,004	5,761	5,837
UNITED STATES
Segment Reporting Information [Line Items]
Net sales	173,522	140,768	116,244
Net income attributable to Inter Parfums, Inc	19,365	13,071	7,051
Depreciation and amortization expense including impairment loss	3,088	2,711	3,943
Interest income	345	137	58
Interest expense	673	419
Income tax expense	3,945	2,264	3,764
Total assets	166,180	133,706	92,909
Additions to long-lived assets	5,851	19,181	980
Total long-lived assets	44,473	25,753	9,284
Deferred tax assets	705	650	781
Europe [Member]
Segment Reporting Information [Line Items]
Net sales	542,226	537,805	476,660
Net income attributable to Inter Parfums, Inc	40,840	40,877	34,577
Depreciation and amortization expense including impairment loss	5,641	8,320	7,971
Interest income	3,501	3,820	2,925
Interest expense	1,626	2,159	1,992
Income tax expense	25,101	23,898	19,069
Total assets	670,657	684,485	694,385
Additions to long-lived assets	5,643	4,188	3,089
Total long-lived assets	196,976	188,411	201,541
Deferred tax assets	7,241	5,023	4,987
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Net sales	(2,234)	(2,999)	(1,653)
Net income attributable to Inter Parfums, Inc	44	(155)	(34)
Interest income	(153)
Interest expense	(153)
Income tax expense	30	(18)	(21)
Total assets	(8,005)	(20,362)	(9,522)
Deferred tax assets	$ 58	$ 88	$ 69